12501523300253 has 4 divisors (see below), whose sum is σ = 13463178938748. Its totient is φ = 11539867661760.

The previous prime is 12501523300249. The next prime is 12501523300267. The reversal of 12501523300253 is 35200332510521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1576237563289 + 10925285736964 = 1255483^2 + 3305342^2 .

It is a cyclic number.

It is not a de Polignac number, because 12501523300253 - 2² = 12501523300249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12501523300223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480827819228 + ... + 480827819253.

It is an arithmetic number, because the mean of its divisors is an integer number (3365794734687).

Almost surely, 2^{12501523300253} is an apocalyptic number.

12501523300253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12501523300253 is a deficient number, since it is larger than the sum of its proper divisors (961655638495).

12501523300253 is an equidigital number, since it uses as much as digits as its factorization.

12501523300253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961655638494.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 12501523300253 its reverse (35200332510521), we get a palindrome (47701855810774).

The spelling of 12501523300253 in words is "twelve trillion, five hundred one billion, five hundred twenty-three million, three hundred thousand, two hundred fifty-three".